{"instruction": "You are an expert in named entity recognition. Please extract entities that match the schema definition from the input. Return an empty list if the entity type does not exist. Please respond in the format of a JSON string.", "schema": ["GENE"], "input": "Previous work has shown that spleen necrosis virus ( SNV ) long terminal repeats ( LTRs ) are associated with Rex / Rex - responsive element - independent expression of bovine leukemia virus RNA and supports the hypothesis that SNV RNA contains a cis - acting element that interacts with cellular Rex - like proteins ."}
{"GENE": ["spleen necrosis virus ( SNV ) long terminal repeats", "Rex", "cellular Rex - like proteins"]}